// are the same in Safari causing offset.left to incorrectly be 0
offset.top -= parseFloat( jQuery.curCSS(elem, 'marginTop', true), 10 ) || 0;
offset.left -= parseFloat( jQuery.curCSS(elem, 'marginLeft', true), 10 ) || 0;
// are the same in Safari causing offset.left to incorrectly be 0
offset.top -= parseFloat( jQuery.curCSS(elem, 'marginTop', true), 10 ) || 0;
offset.left -= parseFloat( jQuery.curCSS(elem, 'marginLeft', true), 10 ) || 0;